agenttesla | aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6

General

Target

aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe
Size

810KB
MD5

0fbd42eaa6018baee8d8d62c2523763c
SHA1

2721894c14665ebf180e94f42b5c352ac62ea7e0
SHA256

aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6
SHA512

12b8df1904d1c97e6658e2ab56723c65122940b22ced7950bb4d1079fceb45c7155fc58f4dd1f2e610db4a001fcdb12d9f22dc92e4615c3ae133def1ea84230a
SSDEEP

12288:egmEIAB7wrQ3Hb13rbJxGnDEFc2WJp/pc0X3rgkesXQgMbA4cD6TOgO0:WE9r37rxGn4FcNJcogk9qcDw20

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.apexrnun.com
Port:
587
Username:
[email protected]
Password:
TsHZsTv}Jnj5E5Bn
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2712	powershell.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2532 set thread context of 2724	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe
2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe
2724	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe
2724	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe
2712	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe
Token: SeDebugPrivilege	2724	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe
Token: SeDebugPrivilege	2712	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2712	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	30
PID 2532 wrote to memory of 2712	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	30
PID 2532 wrote to memory of 2712	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	30
PID 2532 wrote to memory of 2712	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	30
PID 2532 wrote to memory of 2764	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	32
PID 2532 wrote to memory of 2764	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	32
PID 2532 wrote to memory of 2764	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	32
PID 2532 wrote to memory of 2764	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	32
PID 2532 wrote to memory of 2724	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	33
PID 2532 wrote to memory of 2724	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	33
PID 2532 wrote to memory of 2724	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	33
PID 2532 wrote to memory of 2724	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	33
PID 2532 wrote to memory of 2724	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	33
PID 2532 wrote to memory of 2724	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	33
PID 2532 wrote to memory of 2724	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	33
PID 2532 wrote to memory of 2724	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	33
PID 2532 wrote to memory of 2724	2532	aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe	33

C:\Users\Admin\AppData\Local\Temp\aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe
"C:\Users\Admin\AppData\Local\Temp\aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2712
- C:\Users\Admin\AppData\Local\Temp\aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe
  "C:\Users\Admin\AppData\Local\Temp\aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe"
  2⤵
  PID:2764
- C:\Users\Admin\AppData\Local\Temp\aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe
  "C:\Users\Admin\AppData\Local\Temp\aa7e0932069694a1e9e98868f0128d3de3bcee0de7591f12cfc491fa91fc0dd6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2532-0-0x00000000744FE000-0x00000000744FF000-memory.dmp

Filesize
4KB

Download
memory/2532-1-0x0000000000BD0000-0x0000000000CA0000-memory.dmp

Filesize
832KB

Download
memory/2532-2-0x00000000744F0000-0x0000000074BDE000-memory.dmp

Filesize
6.9MB

Download
memory/2532-3-0x0000000000A20000-0x0000000000A38000-memory.dmp

Filesize
96KB

Download
memory/2532-4-0x00000000744FE000-0x00000000744FF000-memory.dmp

Filesize
4KB

Download
memory/2532-5-0x00000000744F0000-0x0000000074BDE000-memory.dmp

Filesize
6.9MB

Download
memory/2532-6-0x0000000004DD0000-0x0000000004E54000-memory.dmp

Filesize
528KB

Download
memory/2532-21-0x00000000744F0000-0x0000000074BDE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2724-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2724-18-0x00000000744F0000-0x0000000074BDE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2724-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2724-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2724-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2724-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2724-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2724-22-0x00000000744F0000-0x0000000074BDE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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